News tagged with tipping points
From yeast, researchers learn how populations collapse
In the early 1990s, overfishing led to the collapse of one of the most bountiful cod fisheries in the world, off the coast of Newfoundland. Twenty years later, the cod population still has not recovered, dramatically ...
Jun 01, 2012 |
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Forest and savanna can switch quickly
(PhysOrg.com) -- Two recent studies have found that environmental changes can bring previously stable forests and grasslands to tipping points that produce sudden large-scale and sometimes irreversible changes ...
Climate change disasters could be predicted
Climate change disasters, such as the melting of the Greenland ice sheet, dieback of the Amazon rainforest or collapse of the Atlantic overturning circulation, could be predicted according to University of Exeter research.
Jun 19, 2011 |
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Environmental education has failed and must be revamped, new book argues
Schools must revamp how they teach about the environment to prevent ecological collapse, conservationist Charles Saylan and UCLA life scientist Daniel T. Blumstein argue in "The Failure of Environmental Education (And How ...
Other Sciences / Social Sciences
May 16, 2011 |
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Human rules may determine environmental 'tipping points'
A new paper appearing in the Proceedings of the National Academy of Sciences (PNAS) suggests that people, governments, and institutions that shape the way people interact may be just as important for determining environmental ...
Apr 15, 2011 |
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Study finds national debt 'tipping point' that slows economic growth
Researchers from North Carolina State University have identified a "tipping point" for national debt - the point at which national debt levels begin to have an adverse effect on economic growth. The findings could influence ...
Other Sciences / Economics & Business
Sep 28, 2010 |
4 / 5 (4) |
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Study may help predict extinction tipping point for species
What if there were a way to predict when a species was about to become extinct -- in time to do something about it?
Sep 08, 2010 |
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2 years old -- a childhood obesity tipping point?
While many adults consider a chubby baby healthy, too many plump infants grow up to be obese teens, saddling them with Type-2 diabetes, elevated cholesterol and high blood pressure, according to an article published this ...
Feb 11, 2010 |
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Climate 'Tipping Points' May Arrive Without Warning, Says Top Forecaster
(PhysOrg.com) -- A new University of California, Davis, study by a top ecological forecaster says it is harder than experts thought to predict when sudden shifts in Earth's natural systems will occur -- a ...
Feb 09, 2010 |
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Research indicates ocean current shutdown may be gradual
The findings of a major new study are consistent with gradual changes of current systems in the North Atlantic Ocean, rather than a more sudden shutdown that could lead to rapid climate changes in Europe and elsewhere.
Space & Earth / Earth Sciences
Jul 16, 2009 |
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